<template>
    <div class="header">
        <div class="logo" @click="goToIndex()">
            <div class="logo-div">
                <img id="logo-img" :src="logo">
            </div>
            <div class="logo-title">笔迹分析系统</div>
        </div>
        <div class="header-right">
            <div class="header-user-con">
                <!-- 用户头像 -->
                <div class="my-menu">
                    <div :style="analysis" class="my-button" @click="pushIndex('/home/analysis')">笔迹分析</div>
                    <div :style="history" class="my-button" @click="pushIndex('/home/history')">历史记录</div>
                </div>
                <div class="user-avator">
                    <img :src="user.portrait"/>
                </div>
                <div><i>&nbsp;</i></div>
                <!-- 用户名下拉菜单 -->
                <el-dropdown class="user-name" trigger="click" @command="handleCommand">
                    <span class="el-dropdown-link">
                        {{username}}
                        <i class="el-icon-caret-bottom"></i>
                    </span>
                    <template #dropdown>
                        <el-dropdown-menu>
                            <a href="/userIn/userInfo" target="_blank">
                                <el-dropdown-item>个人中心</el-dropdown-item>
                            </a>
                            <a href="/home/apply" target="_blank">
                                <el-dropdown-item>申请心理咨询师</el-dropdown-item>
                            </a>
                            <el-dropdown-item divided command="loginout">退出登录</el-dropdown-item>
                        </el-dropdown-menu>
                    </template>
                </el-dropdown>
            </div>
        </div>
    </div>
</template>
<script>
    import logo from "@/assets/img/logo.jpg"

    export default {
        data() {
            return {
                fullscreen: false,
                user: {
                    portrait: ""
                },

                name: "account",
                message: 2,
                analysis: "background-color: #546380;",
                history: "background-color: #546380;",
                logo: logo,
            };
        },
        computed: {
            username() {
                let user = {};
                if (localStorage.getItem("SESSION_KEY_USER") !== null) {
                    user = JSON.parse(localStorage.getItem("SESSION_KEY_USER"));
                }
                this.user = user;
                return user.account ? user.account : this.name;
            },
            style1() {
                return "background-color: #546380;";
            },
            style2() {
                return "background-color: #01A7F0;";
            }
        },
        watch: {
            $route(to, from) {
                to.path === '/home/analysis' ? this.analysis = this.style2 :this.analysis = this.style1;
                to.path === '/home/history' ? this.history = this.style2 :this.history = this.style1;
            }
        },
        methods: {
            // 用户名下拉菜单选择事件
            handleCommand(command) {
                if (command == "loginout") {
                    localStorage.removeItem("SESSION_KEY_USER");
                    this.$router.push("/login");
                }
            },
            pushIndex(item) {
                this.$router.push(item);
            },
            checkIndex() {
                if (this.$route.path === "/home/analysis") {
                    this.analysis = this.style2;
                } else if (this.$route.path === "/home/history") {
                    this.history = this.style2;
                }
            },
            goToIndex() {
                if (localStorage.getItem("SESSION_KEY_USER")) {
                    this.$router.push({name: "UserIndex"})
                } else {
                    this.$router.push({name: "Index"})
                }
            }
        },
        mounted() {
            this.checkIndex()
        },


    };
</script>
<style scoped>
    .my-menu {
        margin-right: 100px;
    }

    .my-button {
        display: inline-block;
        /*background-color: #546380;*/
        height: 25px;
        width: 70px;
        margin-right: 1px;
        border-radius: 5%;
        font-size: 10px;
        color: #fff;
        text-align: center;
        line-height: 25px;
    }

    .header {
        position: relative;
        box-sizing: border-box;
        width: 100%;
        height: 70px;
        font-size: 22px;
        /*background-color: #3B9AF5;*/
        color: #ffffff;
    }

    .header .logo {
        display: flex;
        margin-left: 30px;
        margin-top: 12px;
        float: left;
        width: 250px;
        line-height: 40px;
    }

    .header-right {
        float: right;
        padding-right: 50px;
    }

    .logo-title {
        margin-left: 17px;
        line-height: 50px;
    }

    .header-user-con {
        display: flex;
        height: 70px;
        align-items: center;
    }

    .user-name {
        margin-left: 10px;
    }

    .user-avator {
        margin-left: 20px;
    }

    .user-avator img {
        display: block;
        width: 40px;
        height: 40px;
        border-radius: 50%;
    }

    .el-dropdown-link {
        color: #fff;
        cursor: pointer;
    }

    /*.logo {*/
    /*  display: flex;*/
    /*  align-items: center;*/
    /*  top: 50%;*/
    /*}*/
    #logo-img {
        width: 46px;
        height: 46px;
        border-radius: 30%;
    }
</style>
